<!doctype html>
<html lang="zh-CN">
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
    <link rel="stylesheet" type="text/css" href="../bootstrap-4.3.1-dist/css/bootstrap.min.css">
    <title>间隙沟槽-清除</title>
    <script src="../bootstrap-4.3.1-dist/js/jquery-1.7.2.js"></script>
    <script src="../bootstrap-4.3.1-dist/js/bootstrap.min.js"></script>
    <script src="../bootstrap-4.3.1-dist/js/popper.js"></script>
    <style>
        .container>.row{
            height: 200px;
            background-color: pink;
        }
        .container>div>div:nth-child(1){
            background-color: red;
        }

        .container>div>div:nth-child(2){
            background-color: green;
        }

        .container>div>div:nth-child(3){
            background-color: blue;
        }

        .container>div>div:nth-child(4){
            background-color: purple;
        }
    </style>
</head>
<body>


<div class="container">
    <div class="row align-items-center no-gutters">
        <div class="col-md-3">第一部分</div>
        <div class="col-md-3">第二部分</div>
        <div class="col-md-3">第三部分</div>
        <div class="col-md-3">第四部分</div>
    </div>
</div>


</body>
</html>